Standard wartime pattern corrugated rubber oxygen tube complete with screw-threaded top connector for attaching to a G-type or H-type mask. Fitted with a brass Air Ministry marked MK.IV (6D/526) bayonet connector complete with cadmium plated crocodile clothing clip. The hose is in excellent used condition with no evident cracking or deterioration. 'Twine bound' connectors. Very good + used condition. Stock code O22081.